Home / 179,439.60-268,867.80-149,696.40

Finding the Fourth Proportional to 179,439.60, 268,867.80 and 149,696.40

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Solution

The fourth proportional to 179,439.60, 268,867.80 and 149,696.40 is: 224,301.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,439.60 : 268,867.80 = 149,696.40 : x
  2. Step 2: Convert to fraction form
    179,439.60/268,867.80 = 149,696.40/x
  3. Step 3: Cross multiply
    179,439.60x = 268,867.80 × 149,696.40
  4. Step 4: Simplify right side
    179,439.60x = 40,248,541,735.92
  5. Step 5: Solve for x
    x = 40,248,541,735.92/179,439.60
  6. Step 6: Final answer
    x = 224,301.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.